acinar acinar /ˈæsɪnər/

adjective

1. Pertaining to the individual parts making up an aggregate fruit like a blackberry  ( acinar )
   pertaining to the individual parts making up an aggregate fruit like a blackberry
   
2. Pertaining to one of the small sacs (as in a compound gland)  ( acinar , acinic , acinose , acinous )
   pertaining to one of the small sacs (as in a compound gland)